3.第三段在第二段論述的基礎上得出結論， 不僅升華了主題，而且突出了中心，圓滿完成了寫作任務。
4. 短語亮點
not…but… 不是……而是……
come from 來自於
take…for example 以……為例
because of 由於
teach oneself 自學
give up 放棄
lead to 導致
set a good example to sb. 為某人樹立好榜樣
make contributions to 為……做貢獻
keep on doing sth. 一直做某事
5. 句子亮點
1） 主語從句和賓語從句： What Thomas Edison said suggests that it is not inspiration but hard work that leads to success.
2） 主語從句： It is clear that hard work leads to success.
3） 賓語從句和狀語從句： Some people think that many famous people have succeeded just because they were born with special talents.
4） 狀語從句： Though he studied in school for only three months because of poverty， he taught himself and learned a lot；If you are to make great contributions to society， you have to keep on trying until you succeed.
5） 定語從句： He made more than 2，000 inventions in his life， some of which have greatly improved our life；
6） 並列句： Thomas Edison had tried more than 1，600 materials and failed， but he didn’t give up easily.
7） 強調句式： It was his persistence and hard work that led to his final success.
【技巧點撥】
近年來，越來越多省份在高考中采用開放性作文。開放性英語作文的特點是，試題中沒有提供具體的寫作要點，僅僅提供了一幅漫畫、一句名言或是一個話題，要求考生在正確理解寫作素材的基礎上，自主確定寫作的內容和主題。隨著試題開放性的不斷增強，高考書麵表達對考生的寫作能力提出了更高的要求。一些考生覺得開放性作文比較難寫，原因在於沒有現成的寫作要點和提綱可以參考，考生需要自主確定寫作的內容和主題。